Table 1 Biological assessments of the NDV recombinant virus.

From: Engineered Newcastle disease virus expressing the F and G proteins of AMPV-C confers protection against challenges in turkeys

Virus

MDTa

ICPIb

HAc

EID50 d

TCID50 e

LaSota

110hs

0.15

1024

6.8 × 108

3.5 × 107

rLS/AMPV-C G

>150hs

0

512

3.2 × 108

1.8 × 107

rLS/AMPV-C F&G

>150hs

0

512

1.5 × 108

1.8 × 107

  1. aMDT: Mean death time assay in embryonated chicken eggs.
  2. bICPI: Intracerebral pathogenicity index assay in day-old chickens.
  3. cHA: Hemagglutination assay.
  4. dEID50: 50% egg infective dose assay in embryonated chicken eggs.
  5. eTCID50: 50% tissue infectious dose assay in DF-1 cells.
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